Unigine::Material Class

#include "AppWorldLogic.h"
#include <UnigineMaterials.h>
#include <UnigineWorld.h>

using namespace Unigine;

/* .. */

int AppWorldLogic::init()
{

	// pointer to material to be inherited from mesh_base and customized
	MaterialPtr m;

	// finding the mesh_base material
	MaterialPtr mesh_base_mat = Materials::findManualMaterial("Unigine::mesh_base");
	if (mesh_base_mat) {
		// inheriting a new material from the mesh_base
		m = mesh_base_mat->inherit();

		// check if our material is editable and perform modifications
		if (m->isEditable()) {
			Log::message("Material (%s) is editable.\n", m->getFilePath());

			// get the number of the albedo texture of the material
			int num = m->findTexture("albedo");

			// change albedo texture of the material to core/textures/common/checker_d.texture
			m->setTexturePath(num, "core/textures/common/checker_d.texture");

			// get current flags, check if point filtering is enabled and display the result in the console
			int flags = m->getTextureSamplerFlags(num);
			Log::message("Flags for %s texture (%d):%d \n", m->getTextureName(num), num, flags);
			Log::message("SAMPLER_FILTER_POINT %s\n", (flags & Texture::SAMPLER_FILTER_POINT) ? "enabled" : "disabled");

			// set the SAMPLER_FILTER_POINT flag
			m->setTextureSamplerFlags(num, Texture::SAMPLER_FILTER_POINT);

			// get the flags, check if point filtering is enabled and display the result in the console
			int flagsSet = m->getTextureSamplerFlags(num);
			Log::message("Flags for %s texture (%d):%d \n", m->getTextureName(num), num, flagsSet);
			Log::message("SAMPLER_FILTER_POINT %s\n", (flagsSet & Texture::SAMPLER_FILTER_POINT) ? "enabled" : "disabled");
		}

		// saving the material asset to the specified path 
		if (!Materials::findMaterialByPath("materials/my_mesh_base_0.mat"))
			m->createMaterialFile("materials/my_mesh_base_0.mat");

		// getting the material_ball object and assigning the material_ball_0 material to it
		if (ObjectMeshStaticPtr material_ball = checked_ptr_cast<ObjectMeshStatic>(World::getNodeByName("material_ball")))
			material_ball->setMaterialFilePath("materials/my_mesh_base_0.mat", "*");
	}

	return 1;
}

#include "AppWorldLogic.h"
#include <UnigineMaterials.h>
#include <UnigineWorld.h>

using namespace Unigine;

/* .. */

int AppWorldLogic::init()
{

	// find the mesh_base material
	MaterialPtr mesh_base = Materials::findManualMaterial("Unigine::mesh_base");
	// inherit a new material from it and assign the path to asset to be created on save() call:
	MaterialPtr reflector_material = mesh_base->inherit();

	// set the metallness and the roughness parameter to make the surface look like a mirror
	// by the name of the parameter
	reflector_material->setParameterFloat("metalness", 1.0f);
	// or by its index number (either of these two approaches can be used to achieve the same result)
	reflector_material->setParameterFloat(reflector_material->findParameter("roughness"), 0.0f);

	// save the material asset to planar_reflector.mat file in the data project folder
	reflector_material->createMaterialFile("planar_reflector.mat");

	// assign new mirror material to the ground object
	ObjectMeshDynamicPtr ground = checked_ptr_cast<ObjectMeshDynamic>(World::getNodeByName("ground"));
	ground->setMaterial(reflector_material, "*");

	return 1;
}